← Multiply 3-digit by 1-digit, hundreds first lesson New set →

3-Digit by 1-Digit Multiplication Worksheet

Mental maths lesson 22: Multiply 3-digit by 1-digit, hundreds first · Set 249 · 40 questions
TalentJR

How to do it in your head (Biggest part first): Split the 3-digit number into hundreds, tens and ones. Multiply the hundreds and keep that number in your head. Multiply the tens and add, then multiply the ones and add.

NameDateTime takenScore ___ / 40
  1. 1.781 × 3 =
  2. 2.481 × 9 =
  3. 3.603 × 8 =
  4. 4.611 × 3 =
  5. 5.893 × 4 =
  6. 6.308 × 8 =
  7. 7.158 × 3 =
  8. 8.719 × 6 =
  9. 9.472 × 8 =
  10. 10.774 × 6 =
  11. 11.503 × 8 =
  12. 12.568 × 3 =
  13. 13.257 × 8 =
  14. 14.264 × 7 =
  15. 15.779 × 7 =
  16. 16.673 × 3 =
  17. 17.888 × 7 =
  18. 18.438 × 5 =
  19. 19.276 × 6 =
  20. 20.367 × 5 =
  21. 21.411 × 4 =
  22. 22.889 × 5 =
  23. 23.783 × 4 =
  24. 24.819 × 4 =
  25. 25.272 × 8 =
  26. 26.201 × 8 =
  27. 27.643 × 7 =
  28. 28.381 × 6 =
  29. 29.333 × 5 =
  30. 30.832 × 9 =
  31. 31.553 × 4 =
  32. 32.821 × 8 =
  33. 33.195 × 3 =
  34. 34.925 × 3 =
  35. 35.542 × 8 =
  36. 36.559 × 6 =
  37. 37.531 × 3 =
  38. 38.408 × 5 =
  39. 39.781 × 9 =
  40. 40.714 × 4 =

Answer key

  1. 2343
  2. 4329
  3. 4824
  4. 1833
  5. 3572
  6. 2464
  7. 474
  8. 4314
  9. 3776
  10. 4644
  11. 4024
  12. 1704
  13. 2056
  14. 1848
  15. 5453
  16. 2019
  17. 6216
  18. 2190
  19. 1656
  20. 1835
  21. 1644
  22. 4445
  23. 3132
  24. 3276
  25. 2176
  26. 1608
  27. 4501
  28. 2286
  29. 1665
  30. 7488
  31. 2212
  32. 6568
  33. 585
  34. 2775
  35. 4336
  36. 3354
  37. 1593
  38. 2040
  39. 7029
  40. 2856

Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths